<div dir="ltr"><div class="gmail_extra">I'll consider arrow heads, though I'm unlikely to add them. My layout design is based on the JSONĀ <a href="http://json.org/">http://json.org/</a> style with which I believe plenty of people are familiar.</div><div class="gmail_extra"><br></div><div class="gmail_extra">Here's an updated diagram with some of the changes you've noted including some new additions and thinner lines and fonts.</div><div class="gmail_extra"><br></div><div class="gmail_extra"><a href="http://cache.getlazarus.org/images/lexical-diagrams-2.png">http://cache.getlazarus.org/images/lexical-diagrams-2.png</a><br></div><div class="gmail_extra"><br></div><div class="gmail_extra"><br></div></div>